VEGT, W. The Cosmic Black Hole as a Solution of the Relativistic Quantum Mechanical DIRAC Equation. European Journal of Applied Physics, [S. l.], v. 4, n. 3, p. 15–29, 2022. DOI: 10.24018/ejphysics.2022.4.3.172. Disponível em: https://www.ej-physics.org/index.php/ejphysics/article/view/172. Acesso em: 20 apr. 2025.